diff options
| author | Jacek Anaszewski <j.anaszewski@samsung.com> | 2013-12-18 11:04:44 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <m.chehab@samsung.com> | 2013-12-18 11:46:23 -0200 |
| commit | 80529ae5c13725e12ba0377e29b2160794ba6b25 (patch) | |
| tree | c128e5e0529e5e16b50993cc3a5f0ada7ea691a9 /drivers/media/platform/s5p-jpeg/jpeg-core.h | |
| parent | 9f7b62d9f961e0a839de7dc5547db0f5a612cfd4 (diff) | |
[media] s5p-jpeg: JPEG codec
Add hardware API for the exynos4x12 on s5p-jpeg.
Signed-off-by: Jacek Anaszewski <j.anaszewski@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Acked-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
Diffstat (limited to 'drivers/media/platform/s5p-jpeg/jpeg-core.h')
| -rw-r--r-- | drivers/media/platform/s5p-jpeg/jpeg-core.h | 64 |
1 files changed, 59 insertions, 5 deletions
diff --git a/drivers/media/platform/s5p-jpeg/jpeg-core.h b/drivers/media/platform/s5p-jpeg/jpeg-core.h index 7baadf395e90..f482dbf55d5f 100644 --- a/drivers/media/platform/s5p-jpeg/jpeg-core.h +++ b/drivers/media/platform/s5p-jpeg/jpeg-core.h @@ -13,6 +13,7 @@ #ifndef JPEG_CORE_H_ #define JPEG_CORE_H_ +#include <linux/interrupt.h> #include <media/v4l2-device.h> #include <media/v4l2-fh.h> #include <media/v4l2-ctrls.h> @@ -42,14 +43,46 @@ #define EOI 0xd9 #define DHP 0xde +/* Flags that indicate a format can be used for capture/output */ +#define SJPEG_FMT_FLAG_ENC_CAPTURE (1 << 0) +#define SJPEG_FMT_FLAG_ENC_OUTPUT (1 << 1) +#define SJPEG_FMT_FLAG_DEC_CAPTURE (1 << 2) +#define SJPEG_FMT_FLAG_DEC_OUTPUT (1 << 3) +#define SJPEG_FMT_FLAG_S5P (1 << 4) +#define SJPEG_FMT_FLAG_EXYNOS4 (1 << 5) +#define SJPEG_FMT_RGB (1 << 6) +#define SJPEG_FMT_NON_RGB (1 << 7) + #define S5P_JPEG_ENCODE 0 #define S5P_JPEG_DECODE 1 -/* Flags that indicate a format can be used for capture/output */ -#define MEM2MEM_CAPTURE (1 << 0) -#define MEM2MEM_OUTPUT (1 << 1) +#define FMT_TYPE_OUTPUT 0 +#define FMT_TYPE_CAPTURE 1 + +#define SJPEG_SUBSAMPLING_444 0x11 +#define SJPEG_SUBSAMPLING_422 0x21 +#define SJPEG_SUBSAMPLING_420 0x22 +/* Version numbers */ + +#define SJPEG_S5P 1 +#define SJPEG_EXYNOS4 2 + +enum exynos4_jpeg_result { + OK_ENC_OR_DEC, + ERR_PROT, + ERR_DEC_INVALID_FORMAT, + ERR_MULTI_SCAN, + ERR_FRAME, + ERR_UNKNOWN, +}; +enum exynos4_jpeg_img_quality_level { + QUALITY_LEVEL_1 = 0, /* high */ + QUALITY_LEVEL_2, + QUALITY_LEVEL_3, + QUALITY_LEVEL_4, /* low */ +}; /** * struct s5p_jpeg - JPEG IP abstraction @@ -76,9 +109,16 @@ struct s5p_jpeg { void __iomem *regs; unsigned int irq; + enum exynos4_jpeg_result irq_ret; struct clk *clk; struct device *dev; void *alloc_ctx; + struct s5p_jpeg_variant *variant; +}; + +struct s5p_jpeg_variant { + unsigned int version; + irqreturn_t (*jpeg_irq)(int irq, void *priv); }; /** @@ -89,16 +129,18 @@ struct s5p_jpeg { * @colplanes: number of color planes (1 for packed formats) * @h_align: horizontal alignment order (align to 2^h_align) * @v_align: vertical alignment order (align to 2^v_align) - * @types: types of queue this format is applicable to + * @flags: flags describing format applicability */ struct s5p_jpeg_fmt { char *name; u32 fourcc; int depth; int colplanes; + int memplanes; int h_align; int v_align; - u32 types; + int subsampling; + u32 flags; }; /** @@ -150,4 +192,16 @@ struct s5p_jpeg_buffer { unsigned long data; }; +/** + * struct s5p_jpeg_addr - JPEG converter physical address set for DMA + * @y: luminance plane physical address + * @cb: Cb plane physical address + * @cr: Cr plane physical address + */ +struct s5p_jpeg_addr { + u32 y; + u32 cb; + u32 cr; +}; + #endif /* JPEG_CORE_H */ |